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NVD / CVE Program· CNA Salesforce

CVE-2025-26498: Unrestricted Upload of File with Dangerous Type vulnerability in Salesforce Tableau Server on Windows, Linux (establish-connection-no-undo…

HighCVSS 7.3 · v3.1—No exploit Fix available

Noroxi assessment

Priority: Monitor (action score 29/100)

  • The sources we track (CISA KEV, Exploit-DB, Metasploit, Nuclei, GitHub) show no public exploit code or exploitation in the wild.
  • Probability of exploitation in the next 30 days: 0.28% (FIRST EPSS).
  • Anyone who can reach it over the internet can trigger it. No account or password is required. No user action is required. No special conditions are required; it is repeatable.
  • Fixed version: Salesforce Tableau Server 2023.3.19, 2024.2.12, 2025.1.3.

Low priority for now. Upgrade to Salesforce Tableau Server 2023.3.19, 2024.2.12, 2025.1.3 or later.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

Unrestricted Upload of File with Dangerous Type vulnerability in Salesforce Tableau Server on Windows, Linux (establish-connection-no-undo modules) allows Absolute Path Traversal.This issue affects Tableau Server: before 2025.1.3, before 2024.2.12, before 2023.3.19.

Published
Aug 22, 2025
Updated
Jun 17, 2026
EPSS
0.2% · 21th percentile

Report tools

JSON

Action score

29

Monitor

Low priority for now.

CVSS
29 / 40 · 7.3 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.2%

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

Get told when this record changes

  • Not in KEV: no record of exploitation in the wild
  • No public exploit code on record
  • A fix has been released

If any of these changes, we'll tell you in the daily email digest.

Follow CVE-2025-26498

When you'll hear from us

  • when it enters CISA KEV
  • when exploit code appears or is weaponized
  • when the record is updated (including a fixed version)
  • when EPSS rises 20 points in a week

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Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

VendorProduct
tableautableau server

Versions reported by the vendor

Affected version ranges reported by the assigning authority (Salesforce). Independent of NVD's CPE analysis and usually ahead of it.

  • Salesforce Tableau Server

    • before 2025.1.3affected · semver
    • before 2024.2.12affected · semver
    • before 2023.3.19affected · semver

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • tableau tableau serverbefore 2023.3.19
  • tableau tableau server2024.2 and later · before 2024.2.12
  • tableau tableau server2025.1 and later · before 2025.1.3

Same product

tableau: all records

Other highest-scoring records for the same primary product.

  • CVE-2022-22128Tableau discovered a path traversal vulnerability affecting Tableau Server Administration Agent’s internal file transfer service that could…
    40Plan
  • CVE-2020-6939Tableau Server installations configured with Site-Specific SAML that allows the APIs to be used by unauthenticated users.
    40Plan
  • CVE-2025-26496Access of Resource Using Incompatible Type ('Type Confusion') vulnerability in Salesforce Tableau Server, Tableau Desktop on Windows, Linux…
    37Monitor

Published before and after this one in the same product

  • ← EarlierCVE-2025-52455Jul 25, 2025 · Server-Side Request Forgery (SSRF) vulnerability in Salesforce Tableau Server on Windows, Linux (EPS Server modules) allows Resource…
    21Monitor
  • ← EarlierCVE-2025-26497Aug 22, 2025 · Unrestricted Upload of File with Dangerous Type vulnerability in Salesforce Tableau Server on Windows, Linux (Flow Editor modules) allows…
    29Monitor
  • Later →CVE-2025-52450Aug 22, 2025 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Salesforce Tableau Server on Windows, Linux…
    26Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
Salesforce Tableau Server2023.3.19Vendor (CNA)
Salesforce Tableau Server2024.2.12Vendor (CNA)
Salesforce Tableau Server2025.1.3Vendor (CNA)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

  • CVE-2025-5244928 days apartUnrestricted Upload of File with Dangerous Type vulnerability in Salesforce Tableau Server on Windows, Linux (Extensible Protocol Service…
    34Monitor
  • CVE-2025-264970 days apartUnrestricted Upload of File with Dangerous Type vulnerability in Salesforce Tableau Server on Windows, Linux (Flow Editor modules) allows…
    29Monitor

Not on record for this CVE: EPSS history · patch commit or PR link · researcher credit · public bounty program.

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
low · data can be read
Integrity
low · data or configuration can be modified
Availability
low · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
Low
Integrity impact
Low
Availability impact
Low

Weakness class (CWE)

CWE-434 · Unrestricted Upload of File with Dangerous Type

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

nvd-secondary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records